1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Copyright (C) 2015 Stefan Roese <sr@denx.de>
4 */
5
6#ifndef _CONFIG_CLEARFOG_H
7#define _CONFIG_CLEARFOG_H
8
9#include <linux/stringify.h>
10
11/*
12 * High Level Configuration Options (easy to change)
13 */
14
15/*
16 * TEXT_BASE needs to be below 16MiB, since this area is scrubbed
17 * for DDR ECC byte filling in the SPL before loading the main
18 * U-Boot into it.
19 */
20
21/* Environment in MMC */
22/*
23 * For SD - reserve 1 LBA for MBR + 1M for u-boot image. The MMC/eMMC
24 * boot image starts @ LBA-0.
25 * As result in MMC/eMMC case it will be a 1 sector gap between u-boot
26 * image and environment
27 */
28
29#define PHY_ANEG_TIMEOUT	8000	/* PHY needs a longer aneg time */
30
31/* Keep device tree and initrd in lower memory so the kernel can access them */
32#define RELOCATION_LIMITS_ENV_SETTINGS	\
33	"fdt_high=0x10000000\0"		\
34	"initrd_high=0x10000000\0"
35
36/*
37 * mv-common.h should be defined after CMD configs since it used them
38 * to enable certain macros
39 */
40#include "mv-common.h"
41
42/* Include the common distro boot environment */
43#ifdef CONFIG_MMC
44#define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
45#else
46#define BOOT_TARGET_DEVICES_MMC(func)
47#endif
48
49#ifdef CONFIG_USB_STORAGE
50#define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
51#else
52#define BOOT_TARGET_DEVICES_USB(func)
53#endif
54
55#ifndef CONFIG_SCSI
56#define BOOT_TARGET_DEVICES_SCSI_BUS0(func)
57#define BOOT_TARGET_DEVICES_SCSI_BUS1(func)
58#define BOOT_TARGET_DEVICES_SCSI_BUS2(func)
59#else
60/*
61 * With SCSI enabled, M.2 SATA is always located on bus 0
62 */
63#define BOOT_TARGET_DEVICES_SCSI_BUS0(func) func(SCSI, scsi, 0)
64
65/*
66 * Either one or both mPCIe slots may be configured as mSATA interfaces. The
67 * SCSI bus ids are assigned based on sequence of hardware present, not always
68 * tied to hardware slot ids. As such, use second SCSI bus if either slot is
69 * set for SATA, and only use third SCSI bus if both slots are SATA enabled.
70 */
71#if defined (CONFIG_CLEARFOG_CON2_SATA) || defined (CONFIG_CLEARFOG_CON3_SATA)
72#define BOOT_TARGET_DEVICES_SCSI_BUS1(func) func(SCSI, scsi, 1)
73#else
74#define BOOT_TARGET_DEVICES_SCSI_BUS1(func)
75#endif
76
77#if defined (CONFIG_CLEARFOG_CON2_SATA) && defined (CONFIG_CLEARFOG_CON3_SATA)
78#define BOOT_TARGET_DEVICES_SCSI_BUS2(func) func(SCSI, scsi, 2)
79#else
80#define BOOT_TARGET_DEVICES_SCSI_BUS2(func)
81#endif
82
83#endif /* CONFIG_SCSI */
84
85/*
86 * The SCSI buses are attempted in increasing bus order, there is no current
87 * mechanism to alter the default bus priority order for booting.
88 */
89#define BOOT_TARGET_DEVICES(func) \
90	BOOT_TARGET_DEVICES_MMC(func) \
91	BOOT_TARGET_DEVICES_USB(func) \
92	BOOT_TARGET_DEVICES_SCSI_BUS0(func) \
93	BOOT_TARGET_DEVICES_SCSI_BUS1(func) \
94	BOOT_TARGET_DEVICES_SCSI_BUS2(func) \
95	func(PXE, pxe, na) \
96	func(DHCP, dhcp, na)
97
98#define KERNEL_ADDR_R	__stringify(0x800000)
99#define FDT_ADDR_R	__stringify(0x100000)
100#define RAMDISK_ADDR_R	__stringify(0x1800000)
101#define SCRIPT_ADDR_R	__stringify(0x200000)
102#define PXEFILE_ADDR_R	__stringify(0x300000)
103
104#define LOAD_ADDRESS_ENV_SETTINGS \
105	"kernel_addr_r=" KERNEL_ADDR_R "\0" \
106	"fdt_addr_r=" FDT_ADDR_R "\0" \
107	"ramdisk_addr_r=" RAMDISK_ADDR_R "\0" \
108	"scriptaddr=" SCRIPT_ADDR_R "\0" \
109	"pxefile_addr_r=" PXEFILE_ADDR_R "\0"
110
111#include <config_distro_bootcmd.h>
112
113#define CFG_EXTRA_ENV_SETTINGS \
114	RELOCATION_LIMITS_ENV_SETTINGS \
115	LOAD_ADDRESS_ENV_SETTINGS \
116	"console=ttyS0,115200\0" \
117	BOOTENV
118
119#endif /* _CONFIG_CLEARFOG_H */
120